Climate57
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Defying Some Expectations, Southern Ocean Did Not Increase Carbon Uptake in Ice Ages
In much of the world ocean, there is evidence that iron-rich dust blowing from land has fertilized algae during cold period, increasing uptake of carbon from the air, and keeping things frigid. Not here, says a new study.
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At 90, Still Studying Ancient Pollen
Lamont’s Linda Heusser turned 90 years old on April 12, and the only birthday present she really wanted was another sediment core to study.
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Space Station Instrument Provides Newly Detailed Look at Plants’ Drought Resistance
Plants in the same groups often show similar drought resistance independent of the climate in which they grow.
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What Can We Do About Extreme Weather?
Perhaps climate change policy will be a response to our growing experience with extreme weather events.
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Data Dive: Heat Mapping New York City and Environmental Justice
For researcher Liv Yoon, creating a high-resolution heat map of NYC is just the first step in transforming marginalized communities.
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A Key U.S. Earth-Sciences Official Visits Columbia to Explore Research Ideas
Oceanographer Richard Spinrad of NOAA participated in a town hall and discussed funding opportunities with Columbia Climate School researchers.
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Solar Energy Explains Fast Yearly Retreat of Southern Ocean Sea Ice
Sea ice in the Southern Ocean retreats each year much faster than it develops. This has puzzled scientists, but the explanation turns out to be simple.
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U.N. Pushes to Cut Worldwide Vulnerability to Climate Extremes Through Better Early Warnings
All the satellite tracking of great storms, heat and other climate hazards doesn’t have value if those most in harm’s way aren’t reached in ways that boost resilience.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!

